GitLab

Remove the code that was made redundant by the new Shelf design.
The code is theoretically supposed to have no effect due to clipping,
but clipping works differently with GPU rasterization enabled.

Bug: 896439
Test: manual
Change-Id: Ib1429b388d3433cf1683b0405e3b08775eb01e04
Reviewed-on: https://chromium-review.googlesource.com/c/1313734Reviewed-by: Manu Cornet <manucornet@chromium.org>
Reviewed-by: Jenny Zhang <jennyz@chromium.org>
Commit-Queue: Vladislav Kaznacheev <kaznacheev@chromium.org>
Cr-Commit-Position: refs/heads/master@{#605403}